<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div,h1,p{
            color: aqua;
        }
        ol li{
            color: red;
        }
    </style>
</head>
<body>
    <div>1</div>
    <h1>2</h1>
    <p>3</p>
    <ol type="a" >
        <li>5</li>
        <li>6</li>
    </ol>
</body>
</html>